China Factory for Poly-crystalline Solar Panel 3W Wholesale to Namibia
Short Description:
"Control the quality by the details, show the strength by quality". Our company has strived to establish a highly efficient and stable staff team and explored an effective quality control process for China Factory for Poly-crystalline Solar Panel 3W Wholesale to Namibia, We will supply best quality, the most market competitive price, for every new and old customers with the most perfect green services.
Poly-crystalline Solar Panel 3W
Technical parameter
Maximum Power(W) 3W
Optimum Power Voltage(Vmp) 9V
Optimum Operating Current(Imp) 0.34A
Open Circuit Voltage(Voc) 10.8V
Short Circuit Current(Isc) 0.37A
Mechanical Characteristics
Cell Type Polycrystalline
No of Cell 18 (2x9pcs)
Dimensions 145x245x18mm
Weight 0.52KGS
Front Glass 3.2mm,High Transmission, Low Iron,Tempered Glass
Temperature and Coefficients
Operating Temperature(°C): -40°C ~ + 85°C
Maximum System Voltage: 600V(UL)/1000V(IEC) DC
Maximum Rated Current Series: 10A
Temperature Coefficients of Pmax: -0.435%
Temperature Coefficients of Voc: -0.35%
Temperature Coefficients of Isc: 0.043%
Nominal Operationg Cell Temperature (NOCT): 47+/-2°C
Materials of solar panel
1).Solar Cell——Polycrystalline solar cell 156*156mm
2).Front Glass——-3.2mm, high transmission, low iron, tempered glass
3).EVA——-excellent anti-aging EVA
4).TPT——-TPT hot seal made of flame resistance
5).Frame——anodized aluminum profile
6).Junction Box——-IP65 rated, high quality, with diode protection
Superiority: high quality anodized aluminum frame, high efficiency long life, easy installation, strong wind resistance, strong hail resistance.
Features
1. High cell efficiency with quality silicon materials for long term output stability
2. Strictly quality control ensure the stability and reliability, totally 23 QC procedures
3. High transmittance low iron tempered glass with enhanced stiffness and impact resistance
4. Both Poly-crystalline and Mono-crystalline
5. Excellent performance in harsh weather
6. Outstanding electrical performance under high temperature and low irradiance
Quality assurance testing
Thermal cycling test
Thermal shock test
Thermal/Freezing and high humidity cycling test
Electrical isolation test
Hail impact test
Mechanical, wind and twist loading test
Salt mist test
Light and water-exposure test
Moist carbon dioxide/sulphur dioxide
Finally, an off-grid solar energy system with automated energy grid switching if essential as properly as automated switching back again to the solar energy system ONLY when the batteries are fully charged alternatively of flipping back again when they get just adequate energy, or manually throwing switches. Thoroughly automated!!! Morningstar 24v charge controller with load slice off at 23v and load restore at 25v with special charging methods for flooded lead acid batteries, 3000w pure sine wave inverter controlled by a 125a contactor swap, four 18v solar panels, wired 2 in collection moreover 2 in collection with widespread hots and grounds, four Stowaway maritime batteries wired 2 in collection x2 with widespread hots and grounds, moreover 125a in-line fuse.
Powering a 55W Mitsubishi standing fan via a 300W DC to AC pure sine wave inverter.
Setup: 2x 30W Mono crystalline panels, 2x 9AH SLA battery, PWM charge controller
